Home / 9,826.74-14,739.84-2,431.04

Finding the Fourth Proportional to 9,826.74, 14,739.84 and 2,431.04

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Solution

The fourth proportional to 9,826.74, 14,739.84 and 2,431.04 is: 3,646.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,826.74 : 14,739.84 = 2,431.04 : x
  2. Step 2: Convert to fraction form
    9,826.74/14,739.84 = 2,431.04/x
  3. Step 3: Cross multiply
    9,826.74x = 14,739.84 × 2,431.04
  4. Step 4: Simplify right side
    9,826.74x = 35,833,066.93
  5. Step 5: Solve for x
    x = 35,833,066.93/9,826.74
  6. Step 6: Final answer
    x = 3,646.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.